#include<bits/stdc++.h>
using namespace std;
int n,a[100010],sum,t=1;
int main()
{
	freopen("duel.in","r",stdin);
	freopen("duel.out","w",stdout);
	cin>>n;
	for(int i=1;i<=n;i++)
		cin>>a[i];
	sort(a+1,a+n+1);
	for(int i=2;i<=n;i++)
		if(a[i]>a[t])
		{
			sum++;
			t++;
		}
	cout<<n-sum;
	return 0;
}